Bart Millard

Arthur

Memaw

Young Bart

Shannon

Dr. Avondale

Singleton

Mike

Jen

Adele

Amy Grant

Mrs. Fincher

Young Shannon

Brickell

Nathan

Jim

Robbie

Kent

Rusty

Coach

Young Kent

Nurse

Bill Layton

Radio DJ #2

Michael W. Smith

Coach (uncredited)

Concert Attender (uncredited)